Solve the problem.A searchlight is shaped like a parabola. If the light source is located 5 feet from the base along the axis of symmetry and the opening is 8 feet across, how deep should the searchlight be?

A. 1.6 ft
B. 4 ft
C. 0.8 ft
D. 3.2 ft


Answer: C

Mathematics

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A. 49 miles B. 40 miles C. 64 miles D. 54 miles

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A. -8 - 3i B. 8 - 3i C. -8 + 3i D. 8 + 3i

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Evaluate the expression x + y for the given values of the variables.x = -3, y = -12

A. 9 B. 15 C. -15 D. -9

Mathematics